Lexmark T644n, Laser, 1200 x 1200 DPI, A4, 48 ppm, O, Grey
Lexmark T644n. Print technology: Laser. Maximum duty cycle: 250000 pages per month. Maximum resolution: 1200 x 1200 DPI. Maximum ISO A-series paper size: A4. Print speed (black, normal quality, A4/US Letter): 48 ppm, Duplex printing: O. Display: LCD, Product color: Grey